Lifting tool for disassembly and assembly of hydraulic oil cylinder of press

The utility model relates to a lifting tool for disassembly and assembly of a hydraulic oil cylinder of a press. The lifting tool can facilitate the assembly and the disassembly of hydraulic oil cylinders of large-size presses, especially portal presses, and equipment can be conveniently disassembled, assembled and protected. The lifting tool comprises a lifting lug. The lifting lug is welded on a cylinder body connecting disc. Bolt holes are arranged on the cylinder body connecting disc. A piston fixing lead screw is welded in the center of the lower end surface of the cylinder body connecting disc. By connecting the lifting tool with a cylinder body and a piston of the hydraulic oil cylinder, the disassembly and the assembly are facilitated. The lifting tool has the advantages that the structure is simple, the lifting tool is convenient to use, and the disassembly and the assembly of the hydraulic oil cylinders of the large-size presses are greatly facilitated; people are not required to climb up and down a